1. HEAD AND NECK

2. Oral Cavity Teeth and supporting structures Caries Gingivitis Periodontitis Inflammatory/ reactive tumor-like lesions Fibrous proliferative lesions – irritation fibroma, pyogenic granuloma, peripheral ossifying fibroma and giant cell granuloma Aphthous ulcers (canker sores) Glossitis – vitamin deficiencies, Plummer-Vinson (Paterson-Kelly) syndrome Infections Herpes simplex virus infections Other viral infections Oral candidiasis (thrush) Deep fungal infections Oral manifestations of systemic disease Hairy leukoplakia, Table 16-1 Tumor and precancerous lesions Leukoplakia and erythroplakia Squamous cell carcinoma – smoking, HPV Odontogenic cysts and tumors

3. Upper Airways Nose Inflammation Infectious rhinitis – “common cold” Allergic rhinitis Nasal polyps Chronic rhinitis Sinusitis Necrotizing lesions of the nose and upper airways Acute fungal infections ( mucormycosis) Wegener granulomatosis Lymphoma of natural killer cells, EBV Nasopharynx Inflammation – paharyngitis, tonsillitis Tumors of the nose, sinus, and nasopharynx Nasopharyngeal angiofibroma Sinonasal Papilloma Olfactory neuroblastoma Nasopharyngeal Carcinoma = EBV Larynx Inflammation Reactive nodules (vocal cord nodules and polyps) Squamous papillomas and papillomatosis Carcinoma of the larynx

4. Ears Inflammatory lesions Acute or chronic otitis media Cholesteatomas Otosclerosis Tumors

5. Neck Branchial Cyst (Cervical lymphoepithelial cyst) Thyroglossal duct cyst Paraganglioma (carotid body tumor)

6. Salivary Glands Xerostomia Inflammation (sialadenitis) Mucocele, ranula Mumps Sjogren syndorme Sialolithiasis Neoplasms Pleomorphic adenoma Warthin tumor (papillary cystadenoma lymphomatosum) Mucoepidermoid carcinoma Other salivary gland tumors Adenoid cystic carcinoma Acinic cell tumor